Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Distribution of the gain, loss, expansion and reduction rates over the evolutionary tree of prokaryotes. The tree is from MicrobesOnline [62]. The areas of the circles are proportional to the rates of the respective events to a logarithmic scale. The numbers in parenthesis indicate the number of species in the ATGC. The ATGCs with episodes of rapid gene gain are denoted with *(<10% of branches) or **(>10% of branches). ATGC, alignable tight genome cluster.
